<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>条件渲染指令</title>
    <script src="./lib/vue-2.6.12.js"></script>
</head>
<body>
    <div id="app">
        <!-- 一点击就让flag发生变化 -->
        <button @click="flag=!flag">Toggle Flag</button>
        <p v-if="flag">请求成功，被v-if控制</p>
        <p v-show="flag">请求成功，被v-show控制</p>
    </div>

    <script>
        const vm=new Vue({
            el:"#app",
            data:{
                flag:false,
            }
        })
    </script>
</body>
</html>